c# gridview multiline cell T_T

private void Form_Load(object sender, EventArgs e)
{

            gridDATA.InitializationGrid(50, new Font("나눔고딕", 26F, FontStyle.Bold));

            gridDATA.AddColumn("MODEL_NAME", "품명", CustomGridColumnTypeEnum.Text, 300);
            gridDATA.AddColumn("COMMENTS", "품목중점관리항목", CustomGridColumnTypeEnum.Text, 600);                        

            gridDATA.DefaultCellStyle.WrapMode = DataGridViewTriState.True;
            gridDATA.AutoSizeRowsMode = DataGridViewAutoSizeRowsMode.DisplayedCells;  // I try to ALLCELL
                             
}

Column[0] fullname is  PS50-30DP^DPL3(AT201)^         //(Not Header name)

But It seems tostop (PS50-30DP^DPL3) 

Column[1] is well apply

But Column[0] is not apply

Help me... T_T